<lv-form [formGroup]="formGroup">
  <lv-form-item style='align-items: flex-start;'>
    <lv-form-label lvRequired>LUN</lv-form-label>
    <lv-form-control>
      <div formArrayName="luns">
        <div *ngFor="let ctrl of ctrls; let i=index" style="margin-bottom: 16px;">
          <lv-form-control lvErrorTip='LUN format error.'>
            <div style="display:flex;align-items: center;">
              <input lv-input type="text" [formControlName]="i">
              <i lv-icon='lv-icon-remove' lvColorState (click)='remove(i)' style="width: 24px;height: 24px;margin-left: 8px;"></i>
            </div>
          </lv-form-control>
        </div>
      </div>

      <button lv-button lvType="link" (click)='add()' style="min-width:auto;margin-top:-10px;">
        <i lv-icon="lv-icon-create" lvColorState></i>
        <span>Add LUN</span>
      </button>
    </lv-form-control>
  </lv-form-item>
</lv-form>
